#10363F#10363F

#10363F is a dark, muted cyan. Relative luminance 0.031; OKLCH L 31.0% C 0.045 H 216.3°. Best body text is #FFFFFF at 12.95:1 contrast (WCAG AA passes).

Color values

HEX	#10363F
RGB	rgb(16, 54, 63)
HSL	hsl(191, 59%, 15%)
HSV	hsv(191, 75%, 25%)
CMYK	cmyk(74.6%, 14.3%, 0%, 75.3%)
CIE-LAB	lab(20.47, -9.90, -9.56)
CIE-LCH	lch(20.47, 13.76, 224.01°)
OKLab	oklab(31.05% -0.0362 -0.0266)
OKLCH	oklch(31.05% 0.045 216.3)
XYZ	xyz(2.4297, 3.1071, 5.1733)
Luminance	0.0311 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#10363F #3F1910

analogous

#103F30 #10363F #101E3F

triadic

#10363F #3F1036 #363F10

tetradic

#10363F #30103F #3F1910 #1E3F10

square

#10363F #30103F #3F1910 #1E3F10

split-complementary

#10363F #3F101E #3F3010

monochromatic

#061518 #061518 #10363F #1C6070 #298AA1

Accessibility & contrast

On white

12.95

#10363F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#10363F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #10363F

12.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##10363F	#FFFFFF	#000000	##FFFFFF
##10363F	1.00	12.95	1.62	12.95
#FFFFFF	12.95	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#303440

Deuteranopia (green-blind)

#292F3F

Tritanopia (blue-blind)

#003939

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #10363f;
/* rgb */ color: rgb(16, 54, 63);
/* oklch */ color: oklch(31.0% 0.045 216.3);

Tailwind

colors: {
  custom: {
    50: '#556d74',
    500: '#10363f',
    950: '#000000',
  },
}

SCSS

$custom: #10363f;
$custom-light: #556d74;
$custom-dark: #000000;

JSON

{
  "hex": "#10363f",
  "rgb": {
    "r": 16,
    "g": 54,
    "b": 63
  },
  "hsl": {
    "h": 191.489,
    "s": 59.494,
    "l": 15.49
  },
  "oklch": {
    "l": 0.31045,
    "c": 0.04495,
    "h": 216.3
  },
  "luminance": 0.03107
}

Semantic roles & 50–950 ramp

primary

#10363F

secondary

#793F32

accent

#6345E3

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#030708

muted

#787A7B

Preview Lab

Preview with #10363F

Body copy rendered with the generated semantic roles for this colour.

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